US PATENT SUBCLASS 432 / 244
.~ Seal at chamber wall for conveyor arm or shaft

Current as of: June, 1999
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432 /   HD   HEATING

239  DF  WORK FEEDING, AGITATING, DISCHARGING OR CONVEYING SUBCOMBINATION {7}
244.~ Seal at chamber wall for conveyor arm or shaft

DEFINITION

Classification: 432/244

(under subclass 239) Apparatus including a seal structure preventing leakage through a chamber wall about a conveyor or agitator element passing through the wall.

SEE OR SEARCH CLASS

277, Seal for a Joint or Juncture, for a generic sealing means or process,

906, for a seal for an article having indefinite length (e.g., strip, sheet, etc.).

384, Bearings,

130+, for a plain rotary bearing with a seal.